Home / 13,129,308.58-19,693,684.47-4,376,220.04

Finding the Fourth Proportional to 13,129,308.58, 19,693,684.47 and 4,376,220.04

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Solution

The fourth proportional to 13,129,308.58, 19,693,684.47 and 4,376,220.04 is: 6,564,237.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,129,308.58 : 19,693,684.47 = 4,376,220.04 : x
  2. Step 2: Convert to fraction form
    13,129,308.58/19,693,684.47 = 4,376,220.04/x
  3. Step 3: Cross multiply
    13,129,308.58x = 19,693,684.47 × 4,376,220.04
  4. Step 4: Simplify right side
    13,129,308.58x = 86,183,896,639,050.78
  5. Step 5: Solve for x
    x = 86,183,896,639,050.78/13,129,308.58
  6. Step 6: Final answer
    x = 6,564,237.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.